document.write( "Question 677536: When I was 2 years old, my sister was half of my age. Now I'm 80 years old, how old is my sister? \n" ); document.write( "
Algebra.Com's Answer #420926 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! \"When I was 2 years old, my sister was half of my age\"\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "means that your sister was 1 (since 1 is half of 2)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Fast-forward 78 years and you are now 80 years old. So your sister is now 1+78 = 79 years old. \n" ); document.write( " |